- Tests positive on the 14 panel poly-substance urine drug screen for illicit substances (e.g., marijuana (THC), cocaine (COC), phencyclidine (PCP), amphetamine (AMP), ecstasy (MDMA), methamphetamine (Mamp), opiates (OPI), oxycodone (OXY), methadone (MTD), barbiturates (BAR), benzodiazepines (BZO), buprenorphine (BUP), tricyclic antidepressants (TCA), propoxyphene (PPX))